@RogerC, I haven't read through it all, but maybe you will find some helpful information in this discussion thread: https://tab-rv.vanillacommunity.com/discussion/comment/104821#Comment_104821 (View Post)
Although only tangentially related to this discussion and @mickietucs's original question, I am posting this as "information only," if for nothing else to demonstrate the old adage, "t… (View Post)
@rcarlson1957, it is a combustion exhaust venting fan, which only operates while using propane for heating. It blows out through the round vent on the driver's side wall of the trailer. (View Post)
@Rickmas and @Maple_Geek , take a look at this discussion for different possibilities. If it is a new trailer, and you are confident it is not a propane leak (doesn't sound like it since you describe… (View Post)
@PNWtabber, I don't intend to step on @AnOldUR 's toes in responding to your inquiry, but I just happen to have previously saved the link to those photos, so here ya go............you may even see yo… (View Post)